Home / 11,296.82-16,945.24-4,719.42

Finding the Fourth Proportional to 11,296.82, 16,945.24 and 4,719.42

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Solution

The fourth proportional to 11,296.82, 16,945.24 and 4,719.42 is: 7,079.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,296.82 : 16,945.24 = 4,719.42 : x
  2. Step 2: Convert to fraction form
    11,296.82/16,945.24 = 4,719.42/x
  3. Step 3: Cross multiply
    11,296.82x = 16,945.24 × 4,719.42
  4. Step 4: Simplify right side
    11,296.82x = 79,971,704.56
  5. Step 5: Solve for x
    x = 79,971,704.56/11,296.82
  6. Step 6: Final answer
    x = 7,079.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.